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<b>let </b><font color="Maroon" title="c1">A</font>, <font color="Maroon" title="c2">B</font>, <font color="Maroon" title="c3">C</font> be   <a href="cat_1.html#NM4" title="CAT_1:NM.4">Category</a>;<br/>





<b>take </b>
 <a href="isocat_2.html#K7" title="ISOCAT_2:func.7">export</a> <font color="Maroon" title="c1">A</font>,<font color="Maroon" title="c2">B</font>,<font color="Maroon" title="c3">C</font>
; <i><font color="Red">:: according to </font></i><a class="ref" href="isocat_1.html#D4" title="ISOCAT_1:def.4">ISOCAT_1:def 4</a><br/>

<b>thus </b><a NAME="E1:39"/>
 <a href="isocat_2.html#K7" title="ISOCAT_2:func.7">export</a> <font color="Maroon" title="c1">A</font>,<font color="Maroon" title="c2">B</font>,<font color="Maroon" title="c3">C</font> <a href="isocat_1.html#NR1" title="ISOCAT_1:NR.1">is_an_isomorphism</a> 
 <b>by </b><i><a class="ref" href="isocat_2.html#T33" target="_self" title="ISOCAT_2:th.33">Th33</a></i>;<br/>


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